Nanjing Zelang Medical Tech. Co., Ltd, founded by Dr. Liu Dongfeng in 2004 is a full service manufacturing company with 12 years of continued development. Staffed with more than 100 employees in Research and Development, Production and Quality Assurance departments. Our newest and extended sub-branch in North America, Zelang Group USA in Ontario CA, was established in 2015.
Zelang Medical is the first manufacturer in China PR utilizing the new patent “MELLES” to produce plant extracts. Dr. Liu invented the new extraction technology, which compared to traditional extraction, “MELLES” adopts Integrated Membrane System, mainly consisting of MFM (micro-filtration membrane), UM (ultrafiltration membrane) and ROM (reverse osmosis membrane), pipeline system, and low pressure extraction system.
The advantages of using “MELLES” are below:
- Lower pesticides residue, pesticides filtered by UM or ROM.
- Lower heavy metals, filtered by MFM.
- Lower microbiological results, filtered by MFM. (The pipeline procedure ensures no alterations by human touch).
- Better solubility in cold water
- Lower production cost.
We only produce and supply 100% natural products:
- Plant extracts (in accordance with US & European standards)
- Natural coloring/pigments
- Fruit powder(straight not extracts)
- Organic products (trading)
- Herbs (sourcing from local farmers)
All products are tested before delivery and are conducted by our highly trained and qualified testing engineers at Zelang Medical Quality Assurance Department. Our lab is equipped with state-of-the-art HPLC testing systems, UV testing systems, loss on drying equipment, heavy metals residue equipment, microorganism equipment and more.